// license-header java merge-point
   //
   // Attention: generated code (by MetafacadeLogic.vsl) - do not modify!
   //
   package org.andromda.metafacades.uml14;
   
   import java.util.Collection;
   import java.util.List;
   import org.andromda.core.metafacade.MetafacadeBase;
  import org.andromda.core.metafacade.ModelValidationMessage;
  import org.andromda.metafacades.uml.PartitionFacade;
  import org.andromda.metafacades.uml.StateFacade;
  import org.andromda.metafacades.uml.StateMachineFacade;
  import org.andromda.metafacades.uml.StateVertexFacade;
  import org.andromda.metafacades.uml.TransitionFacade;
  import org.apache.log4j.Logger;
  import org.omg.uml.behavioralelements.statemachines.StateVertex;
  
  /**
   * A representation of the model object 'Vertex'. An abstraction of a node in a state machine graph.
   * In general, it can be the source or destination of any number of transitions.
   * MetafacadeLogic for StateVertexFacade
   *
   * @see StateVertexFacade
   */
  public abstract class StateVertexFacadeLogic
      extends ModelElementFacadeLogicImpl
      implements StateVertexFacade
  {
      /**
       * The underlying UML object
       * @see StateVertex
       */
      protected StateVertex metaObject;
  
      /** Create Metafacade implementation instance using the MetafacadeFactory from the context
       * @param metaObjectIn
       * @param context
       */
      protected StateVertexFacadeLogic(StateVertex metaObjectIn, String context)
      {
          super(metaObjectIn, getContext(context));
          this.metaObject = metaObjectIn;
      }
  
      /**
       * The logger instance.
       */
      private static final Logger logger = Logger.getLogger(StateVertexFacadeLogic.class);
  
      /**
       * Gets the context for this metafacade logic instance.
       * @param context String. Set to StateVertexFacade if null
       * @return context String
       */
      private static String getContext(String context)
      {
          if (context == null)
          {
              context = "org.andromda.metafacades.uml.StateVertexFacade";
          }
          return context;
      }
  
      /** Reset context only for non-root metafacades
       * @param context
       */
      @Override
      public void resetMetafacadeContext(String context)
      {
          if (!this.contextRoot) // reset context only for non-root metafacades
          {
              context = getContext(context);  // to have same value as in original constructor call
              setMetafacadeContext (context);
          }
      }
  
      /**
       * @return boolean true always
       * @see StateVertexFacade
       */
      public boolean isStateVertexFacadeMetaType()
      {
          return true;
      }
  
      // ------------- associations ------------------
  
      /**
       * A representation of the model object 'Vertex'. An abstraction of a node in a state machine
       * graph. In
       * general, it can be the source or destination of any number of transitions.
       * @return (Collection<TransitionFacade>)handleGetOutgoings()
       */
      public final Collection<TransitionFacade> getOutgoings()
      {
          Collection<TransitionFacade> getOutgoings1r = null;
          // target has no pre constraints
          Collection result = handleGetOutgoings();
         List shieldedResult = this.shieldedElements(result);
         try
         {
             getOutgoings1r = (Collection<TransitionFacade>)shieldedResult;
         }
         catch (ClassCastException ex)
         {
             // Bad things happen if the metafacade type mapping in metafacades.xml is wrong - Warn
             StateVertexFacadeLogic.logger.warn("incorrect metafacade cast for StateVertexFacadeLogic.getOutgoings Collection<TransitionFacade> " + result + ": " + shieldedResult);
         }
         // target has no post constraints
         return getOutgoings1r;
     }
 
     /**
      * UML Specific type is returned in Collection, transformed by shieldedElements to AndroMDA Metafacade type
      * @return  Collection
      */
     protected abstract Collection handleGetOutgoings();
 
     private PartitionFacade __getPartition2r;
     private boolean __getPartition2rSet = false;
 
     /**
      * All vertices enveloped by this partition.
      * @return (PartitionFacade)handleGetPartition()
      */
     public final PartitionFacade getPartition()
     {
         PartitionFacade getPartition2r = this.__getPartition2r;
         if (!this.__getPartition2rSet)
         {
             // vertices has no pre constraints
             Object result = handleGetPartition();
             MetafacadeBase shieldedResult = this.shieldedElement(result);
             try
             {
                 getPartition2r = (PartitionFacade)shieldedResult;
             }
             catch (ClassCastException ex)
             {
                 // Bad things happen if the metafacade type mapping in metafacades.xml is wrong - Warn
                 StateVertexFacadeLogic.logger.warn("incorrect metafacade cast for StateVertexFacadeLogic.getPartition PartitionFacade " + result + ": " + shieldedResult);
             }
             // vertices has no post constraints
             this.__getPartition2r = getPartition2r;
             if (isMetafacadePropertyCachingEnabled())
             {
                 this.__getPartition2rSet = true;
             }
         }
         return getPartition2r;
     }
 
     /**
      * UML Specific type is transformed by shieldedElements to AndroMDA Metafacade type
      * @return Object
      */
     protected abstract Object handleGetPartition();
 
     /**
      * A representation of the model object 'Vertex'. An abstraction of a node in a state machine
      * graph. In
      * general, it can be the source or destination of any number of transitions.
      * @return (Collection<TransitionFacade>)handleGetIncomings()
      */
     public final Collection<TransitionFacade> getIncomings()
     {
         Collection<TransitionFacade> getIncomings3r = null;
         // source has no pre constraints
         Collection result = handleGetIncomings();
         List shieldedResult = this.shieldedElements(result);
         try
         {
             getIncomings3r = (Collection<TransitionFacade>)shieldedResult;
         }
         catch (ClassCastException ex)
         {
             // Bad things happen if the metafacade type mapping in metafacades.xml is wrong - Warn
             StateVertexFacadeLogic.logger.warn("incorrect metafacade cast for StateVertexFacadeLogic.getIncomings Collection<TransitionFacade> " + result + ": " + shieldedResult);
         }
         // source has no post constraints
         return getIncomings3r;
     }
 
     /**
      * UML Specific type is returned in Collection, transformed by shieldedElements to AndroMDA Metafacade type
      * @return  Collection
      */
     protected abstract Collection handleGetIncomings();
 
     /**
      * A representation of the model object 'Vertex'. An abstraction of a node in a state machine
      * graph. In
      * general, it can be the source or destination of any number of transitions.
      * @return (StateFacade)handleGetContainer()
      */
     public final StateFacade getContainer()
     {
         StateFacade getContainer4r = null;
         // stateVertexFacade has no pre constraints
         Object result = handleGetContainer();
         MetafacadeBase shieldedResult = this.shieldedElement(result);
         try
         {
             getContainer4r = (StateFacade)shieldedResult;
         }
         catch (ClassCastException ex)
         {
             // Bad things happen if the metafacade type mapping in metafacades.xml is wrong - Warn
             StateVertexFacadeLogic.logger.warn("incorrect metafacade cast for StateVertexFacadeLogic.getContainer StateFacade " + result + ": " + shieldedResult);
         }
         // stateVertexFacade has no post constraints
         return getContainer4r;
     }
 
     /**
      * UML Specific type is transformed by shieldedElements to AndroMDA Metafacade type
      * @return Object
      */
     protected abstract Object handleGetContainer();
 
     private StateMachineFacade __getStateMachine5r;
     private boolean __getStateMachine5rSet = false;
 
     /**
      * A representation of the model object 'Vertex'. An abstraction of a node in a state machine
      * graph. In
      * general, it can be the source or destination of any number of transitions.
      * @return (StateMachineFacade)handleGetStateMachine()
      */
     public final StateMachineFacade getStateMachine()
     {
         StateMachineFacade getStateMachine5r = this.__getStateMachine5r;
         if (!this.__getStateMachine5rSet)
         {
             // stateVertexFacade has no pre constraints
             Object result = handleGetStateMachine();
             MetafacadeBase shieldedResult = this.shieldedElement(result);
             try
             {
                 getStateMachine5r = (StateMachineFacade)shieldedResult;
             }
             catch (ClassCastException ex)
             {
                 // Bad things happen if the metafacade type mapping in metafacades.xml is wrong - Warn
                 StateVertexFacadeLogic.logger.warn("incorrect metafacade cast for StateVertexFacadeLogic.getStateMachine StateMachineFacade " + result + ": " + shieldedResult);
             }
             // stateVertexFacade has no post constraints
             this.__getStateMachine5r = getStateMachine5r;
             if (isMetafacadePropertyCachingEnabled())
             {
                 this.__getStateMachine5rSet = true;
             }
         }
         return getStateMachine5r;
     }
 
     /**
      * UML Specific type is transformed by shieldedElements to AndroMDA Metafacade type
      * @return Object
      */
     protected abstract Object handleGetStateMachine();
 
     /**
      * @param validationMessages Collection<ModelValidationMessage>
      * @see ModelElementFacadeLogicImpl#validateInvariants(Collection validationMessages)
      */
     @Override
     public void validateInvariants(Collection<ModelValidationMessage> validationMessages)
     {
         super.validateInvariants(validationMessages);
     }
 }